class Bot:
input = ""
welcomeMessage = "Hello, i am a bot."
quitMessage = "Good bye"
commandNotFoundMessage = "I don't know what you mean"
_parser = None
def __init__(self, input):
patterns = self.fetchCommandPatterns()
self._parser = Parser(patterns)
if input:
self.input = input
else:
print self.welcomeMessage
def __del__(self):
if not input:
print self.quitMessage
def fetchCommandPatterns(self):
commandPatterns = {}
for plugin in PluginProvider.plugins:
if hasattr(plugin, 'commandPatterns'):
commandPatterns.update(plugin.commandPatterns)
return commandPatterns
def start(self):
if self.input:
self.dispatchCommand(self.input)
else:
self.beginMainLoop()
def beginMainLoop(self):
while True:
input = raw_input(">> ")
self.dispatchCommand(input)
def dispatchCommand(self, input):
try:
command = self._parser.getCommandFromInput(input)
for plugin in PluginProvider.plugins:
if command.getKeyword() in plugin.commandPatterns:
pluginObj = plugin()
return pluginObj.processCommand(command)
except NotImplementedError:
print commandNotFoundMessage
return False
